Question # 1

Which of the following are mono-saccharides

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Fructose

Sucrose

Stach

Cellulose

Which one of the following is co polymer

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PVC

Polyvinyl acetate

Nylon -6,6

Polyethene

Starch is

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Monosaccharide

Disaccharide

Polysaccharide

Oligosaccharide

Cholesterol is an important precursor in the biosynthesis of

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Sex harmonies

Adrenal hormones

Vitamin D

All of these

Which carbohydrate can be used for silvering of mirror.

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Glucose

Fructose

Maltose

All

In which these process are small organic molecules made into macromolecules.

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The cracking of petroleum fractions

The fractional distillation of crude oil

The polymerization of ethene

The hydrolysis of proteins

Which one of the following polymers is called a polyamide

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Nylon

Rayon

Terylene

Orlon

Which is not polymer

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Diamond

Starch

Sand

Nucleotide

In which of following processes are small organic molecules made into macromolecules

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the cracking of petroleum fractions

the fractional distillation of crude oil

the polymerization of ethene

the hydrolysis of proteins

The substance that retard the activity of enzyme is called.

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Co enzyme

Epo enzyme

Activity

Substrate

Which of the following enzymes brings about the hydrolysis of fats

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Urease

Maltase

Zymase

Lipase

Which one is a disaccharide

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Glucose

Sucrose

Fructose

Cellulose

Some non protein portion attached to the protein is called.

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Prosthetic group

Secondary protein

Transport protein

All of these

Which of these polymers is a synthetic polymer

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Animal fat

Starch

Cellulose

polyester

The oligosaccharides contain number of hexose unit.

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2 to 7

2 to 8

2 to 9

2 to 100

Nylon 6,6 is obtained by the reaction of hexamethylene diamine with

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Acetic acid

Adipic acid

Viny chloride

Acetyl chloride

The fiber in which monomer isCH2=CH-Cl is known as

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Saran fiber

PVC

Rayon fiber

Arcylic fiber

Plastics are a pollution problem because many plastics

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Are made from petroleum

Are very inflammable

Burn to produce toxic fumes

Decompose to produce toxic products

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